/Engine/Source/Runtime/Engine/Public/AudioDevice.h
struct FSoundMixClassOverride
uint8:  1
bIsCleared
uint8:  1
bIsClearing
uint8:  1
bOverrideApplied
uint8:  1
bOverrideChanged
float
FadeInTime
FDynamicParamet...
PitchOverride
FSoundClassAdju...
SoundClassAdjustor
FDynamicParamet...
VolumeOverride